testo 445 - Service instrument for air conditioning / ventilation systems

• 1 channel measuring instrument with optional radio probe
• Hold button to freeze reading
• Continuous display of max/min values
• An audible alarm sounds when limit values are exceeded

 

• Extremely high sensitivity of ?3g/a enables detection of even the smallest leaks
• Visual and acoustic alarm for optimum leakage detection
• Permanent sensor check, ensuring that your work is both safe and fast
• Earplug connection for safe leakage detection in loud environments

 

• Quickly and accurately measures relative humidity and temperature in rooms, ducts, and chambers
• Automatically calculates dew point and wet bulb temperature
• Small diameter probe is ideal for in-duct measurements
• For all HVAC/R technicians and contractors

 

• Very good image quality: IR resolution of 160 x 120 pixels, via integrated testo SuperResolution Technology 320 x 240 pixels
• Visualizing temperature differences from 0.12°C
• Automatic detection of hot and cold spots

 

• Speedy and accurate leak detection in natural gas pipes
• Audible and two-stage visual alarm
• Audible alarm if limit value is exceeded
• Optical alarm

 

• Provides reliable and economical temperature monitoring of products in storage and transport
• Simple and large easy to read display
• Large measurement data memory capable of storing 16,000 temperature readings
• Rugged and waterproof according to IP65, HAACP compliant

 

• High-resolution colour display for the graphic representation of your measurement data
• Extended measurement menus - such as gas pipe testing - for a comprehensive analysis of your heating system
• Logger function for easy long-term recording of the measurement curve
• Graphic processing of measurement data

 

• Measures moisture in wood / building materials
• Non-destructive / precise measurements up to 2?in.
• 10 characteristic curves for different types of building material / wood
• Backlit display / hold function / min/max memory / ergonomic design

 

• Measures non-contact temperature
• Optic target ratio (10:1)
• Measurement area indicated by a circular laser pattern, which assures accurate assessments
• Photograph objects with smart device, capturing measurement marker and temperature values for reference and reporting

 

• 1,000 V AC/DC voltage measuring range, TRMS, and low pass filter
• Auto-test setup based upon lead connection prevents blown fuses in the meter
• Meter automatically detects testing in-process, and selects the correct meter configuration, saving time and optimizing accuracy
• Measure up to 400 A with optional clamp probe adapter